/Engine/Plugins/Runtime/MassEntity/Source/MassEntity/Public/MassProcessor.h
[USTRUCT](Programming/UnrealArchitecture/Reference/Structs)() struct FMassProcessorExecutionOrder
TArray<FName>
ExecuteAfter
TArray<FName>
ExecuteBefore
FName
ExecuteInGroup
Determines which processing group this processor will be placed in.